Finding the Fourth Proportional to 243,202.33, 364,056.05 and 207,330.13
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Solution
The fourth proportional to 243,202.33, 364,056.05 and 207,330.13 is: 310,357.99
Step by Step Solution
- Step 1: Write the proportion equation
243,202.33 : 364,056.05 = 207,330.13 : x - Step 2: Convert to fraction form
243,202.33/364,056.05 = 207,330.13/x - Step 3: Cross multiply
243,202.33x = 364,056.05 × 207,330.13 - Step 4: Simplify right side
243,202.33x = 75,479,787,137.14 - Step 5: Solve for x
x = 75,479,787,137.14/243,202.33 - Step 6: Final answer
x = 310,357.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.